1,400+ results
- Mickey Mouse Boy's 2 Piece UPF+ 50 Long Sleeve Rash Guard and Swim Trunk SetOpens in a new window or tabBrand New$14.00Buy It NowFree deliverySave up to 20% when you buy more
- NWT Nike Swimsuit Boys Medium (fits 10-12 year old) Swim Trunks Longer LengthOpens in a new window or tabBrand New$12.99Buy It Now+$4.99 deliveryFree returns6 watchersTop Rated Plus
- Vintage 80s Graphic Print Board Shorts Summer Beach Trunks Size 7 YouthOpens in a new window or tabPre-Owned$9.48Buy It Now+$5.80 deliveryExtra 10% off with coupon
- Nike Swim Trunks Black w/ Yellow-Red Swoosh Little Boys Size S & L - NWTOpens in a new window or tabBrand New$15.00Buy It NowFree delivery
- Boy's Size M 8-10 CHEROKEE Swim Trunks OrangeOpens in a new window or tabPre-Owned$4.99Buy It Now+$5.50 delivery10% off 3+ with coupon
- Chubbies The Havana Night Youth Classic Lined Swim Trunk Short Boys Medium 10/12Opens in a new window or tabNew (Other)$25.00or Best Offer+$4.50 deliveryFree returnsLast oneTop Rated Plus
- NWT Nike Swimsuit Boys Medium (fits 10-12 year old) Swim Trunks Longer LengthOpens in a new window or tabBrand New$12.99Buy It Now+$4.99 deliveryFree returnsTop Rated Plus
- Polo Ralph Lauren Swim Shorts Boys Medium 10-12 Blue Red Big Pony Board TrunksOpens in a new window or tabNew (Other)$9.990 bids · Time left7d 17h+$10.55 delivery
- Wonder Nation Boy's Multicolor Quick Dry Check Swim Trunks Size S (6-7) NWTOpens in a new window or tabBrand New$7.99Buy It Now+$4.50 deliveryExtra 10% off with coupon
- NEW Body Glove Boys Navy Shark Bathing Suit Trunks / Shorts - Size S (6) - 🌴Opens in a new window or tabPre-Owned$2.000 bids · Time left4d 17h+$4.84 delivery
- Cat & Jack Boys Size M Gray Yellow Blue Stripe Swim Shorts TrunksOpens in a new window or tabPre-Owned$0.990 bids · Time left6d 3hor Best Offer+$5.85 delivery
- Hanna Andersson Swim Trunks Board Shorts and Shirt Beach Pool Size 5 / 110cmOpens in a new window or tabPre-Owned$15.00or Best Offer+$8.84 delivery
- Lilly Pulitzer Boys Capri Swim Trunk Size S Preppy Beach Vacation ColorfulOpens in a new window or tabPre-Owned$22.00or Best Offer+$10.55 delivery
- Fair Harbor Shorts Boys Medium Blue Fabric Lined Youth Swim Trunks Zip PocketOpens in a new window or tabPre-Owned$20.66Was: $22.9510% offor Best Offer+$5.95 deliveryFree returnsTop Rated Plus
- TOMMY HILFIGER Boys Board Swim Shorts Graffiti Print Spellout All Over Sz 12/14Opens in a new window or tabPre-Owned$13.98or Best Offer+$5.99 deliveryFree returnsTop Rated Plus
- Polo Ralph Lauren Boys Swim Trunks Preppy Pockets Yellow Plaid Size SOpens in a new window or tabPre-Owned$19.98or Best Offer+$5.95 deliveryFree returnsTop Rated Plus
- Cherokee Swim Trunks Shorts Boys Youth Medium Multicolor Black Blue GreenOpens in a new window or tabPre-Owned$4.88Was: $9.9551% offor Best Offer+$4.84 deliveryFree returnsExtra 10% off with couponTop Rated Plus
- Chubbies The Apex Lil Swimmers Youth Classic Lined Swim Trunk Sharks M 10/12 NWTOpens in a new window or tabBrand New$28.00or Best Offer+$4.50 deliveryFree returnsTop Rated Plus
- Wonder Nation Swim Trunks Red White & Blue Husky Large 10/12 Patriotic July 4thOpens in a new window or tabPre-Owned$5.99or Best Offer+$5.99 delivery
- EUC Hurley Drawstring Waist Blue with Yellow Board Shorts - Boys/Youth Size MOpens in a new window or tabPre-Owned$15.00or Best OfferFree delivery
From our popular brands
Based on number of views and purchases | Sponsored- GapGap Kids Boys Orange Hawaiian Swim Trunks Elastic/tie Waist M-8Opens in a new window or tabPre-Owned$16.00+$4.71 delivery
- PatagoniaPATAGONIA Baggies Shorts Boys Sz S Blue Elastic Waist Nylon Swimming Surf SummerOpens in a new window or tabPre-Owned$25.00+$6.40 delivery
- NikeNike Boys Green Multi Swim Trunks Size Small Elastic Waist Mesh InnerOpens in a new window or tabPre-Owned$19.99+$6.55 delivery
- TrunksLands Ends Boy’s Small 8 Blue White Fish Lined Board Swimming Trunks ShortsOpens in a new window or tabPre-Owned$12.00+$5.50 delivery
- PatagoniaPatagonia NetPlus Lined Swim Shorts Small Orange Tropical Pockets Eco FriendlyOpens in a new window or tabPre-Owned$27.90+$7.99 delivery
- GapGap Surf Boys Swim Trunk Navy Blue Striped Drawstring Elastic Waist Size M 8Opens in a new window or tabPre-Owned$16.55+$6.95 delivery
- NikeNike Swim Shorts Boys S Blue Board Trunks Hybrid Swimming Beach Pool SurfingOpens in a new window or tabPre-Owned$17.10+$6.99 delivery
- TrunksBoys Medium 10/12 Hanalei Navy Anchor Swim Board Shorts Beach TrunksOpens in a new window or tabBrand New$19.99+$5.99 deliverySave up to 20% when you buy more
- DisneyDisney Mickey Mouse Swim Trunks Kid’s Size SMALL Palm Trees Red SunOpens in a new window or tabPre-Owned$10.00+$5.70 delivery
- ColumbiaColumbia Kids Shorts Green Size Small (7/8) Elastic Waist YouthOpens in a new window or tabPre-Owned$10.39+$6.00 deliveryExtra 20% off with coupon
- SpeedoSpeedo L23560 Boys Black Learn To Swim Jammer Short Size 5Opens in a new window or tabNew (Other)$31.50+$5.20 delivery
- HurleyHurley Kids Swim Shorts 14 Gray Striped Pocket Unlined Draw String Trunks LogoOpens in a new window or tabPre-Owned$7.69+$6.50 deliveryExtra 30% off with coupon
- TARGET CHEROKEE BOYS BATHING SUIT~ SMALL (6-7)Opens in a new window or tabPre-Owned$5.00Buy It Now+$4.52 delivery
- ZeroXposur swim trunk shorts boys S-8Opens in a new window or tabBrand New$3.000 bids · Time left5d 20h+$5.00 delivery
- Tommy Hilfiger Andean Toucan Boys Yellow Swimming Trunks Shorts Med 12/14Opens in a new window or tabBrand New$5.50Buy It Now+$6.95 deliveryFree returns
- NWT Boys YMD Medium Under Armour Slash Volley Board Shorts Swim Trunks TurquoiseOpens in a new window or tabBrand New$12.95or Best Offer+$6.37 deliverySave up to 20% when you buy more
- Boy’s Swim Sets~ A Lot of 2~Sz XS 4/5 & S6/7 & M Shorts~Rash Guard Tops 4 PiecesOpens in a new window or tabPre-Owned$7.55or Best Offer+$7.45 delivery
- Nike | Junior's Boy's 3D Logo 7" Volley Swim Trunk Shorts; Green; Medium; NWTOpens in a new window or tabBrand New$17.49or Best Offer+$5.15 delivery
- Boys Swim Trunks Hurley Wonder Nation Lot Of 4 Size 6-8Opens in a new window or tabPre-Owned$15.00Buy It NowFree delivery
- Little Lamb & Co Swim Trunks Boys 5 Stripe Retro Blue Brown Pocket DrawstringOpens in a new window or tabPre-Owned$15.00or Best Offer+$4.95 delivery
- Polo Ralph Laurent Plaid Swim Trunks Preppy Pockets Yellow Plaid Boys Size MedOpens in a new window or tabPre-Owned$25.00or Best Offer+$7.35 deliveryExtra 15% off with coupon
- POLO Ralph Lauren Toddler Boys Sz 7 Traveler Polo Swim Trunk Short Patchwork NWTOpens in a new window or tabBrand New$45.95or Best OfferFree delivery
- Vilebrequin Boys Swim Shorts/Sz M/Cactus GreenOpens in a new window or tabPre-Owned$80.00or Best Offer+$4.84 delivery
- Rokka&Rolla Boys Swim Trunk Mesh Lined Bathing Suit UPF50+Quick Dry Beach ShortsOpens in a new window or tabBrand New$25.50Was: $36.4330% offBuy It NowFree deliveryFree returnsTop Rated Plus
- Boy's Youth Nike Patriotic Swim Shorts Swimsuit NEWOpens in a new window or tabBrand New$19.99Buy It NowFree deliveryFree returnsTop Rated Plus
- Nickelodeon Boys 7 Teenage Mutant NInja Turtles Swim Trunks TMNT Summer Fun SuitOpens in a new window or tabPre-Owned$14.95Buy It NowFree delivery
- HURLEY Size M (10/12) Navy Blue Logo Swim Trunks Swimsuit Shorts BoysOpens in a new window or tabPre-Owned$9.99Buy It Now+$6.20 delivery
- Billabong Swim Trunks Shorts Boy Large (14) Blue Unique Wave Wash Elastic WaistOpens in a new window or tabBrand New$15.16Was: $18.9520% offor Best Offer+$5.95 deliveryFree returnsExtra 10% off with couponTop Rated Plus
- Nike Youth Boys Size Médium Swim Trunks Swimsuit ShortsOpens in a new window or tabPre-Owned$13.39Was: $14.8810% offor Best OfferFree delivery
- UPF 50+ Marvel Spiderman Swim Trunks Shorts Size 7 Boys Brand New Red Black NWTOpens in a new window or tabBrand New$8.99Buy It Now+$4.64 delivery
- Polo Ralph Lauren Traveler Ikat Patchwork Swim Trunks Boys 7 Multi Elastic WaistOpens in a new window or tabBrand New$34.03or Best Offer+$5.95 deliveryFree returnsTop Rated Plus
- Gap Kids Boys Orange Hawaiian Swim Trunks Elastic/tie Waist M-8Opens in a new window or tabPre-Owned$16.00or Best Offer+$4.71 delivery
- Member's Mark Boy's 4-Way Stretch Quick Dry Resort Swim TrunkOpens in a new window or tabBrand New$10.99List price: $30.0063% offBuy It NowFree deliveryFree returnsTop Rated Plus
- Boy's Little Youth Chubbies The Lil Blooms Kids Swim Shorts NEWOpens in a new window or tabBrand New$23.99Buy It NowFree deliveryFree returnsTop Rated Plus
- Sonic the HedgeHog Boys' Rash Guard and Swim Trunks Set Size Small 6/7 NEWOpens in a new window or tabBrand New$21.95Buy It NowFree delivery10% off 3+ with coupon
- PATAGONIA Baggies Shorts Boys Sz S Blue Elastic Waist Nylon Swimming Surf SummerOpens in a new window or tabPre-Owned$25.00or Best Offer+$6.40 delivery
- Tommy Hilfiger Andean Toucan Boys Green Swimming Trunks Shorts Med 12/14Opens in a new window or tabBrand New$5.50Buy It Now+$7.95 deliveryFree returns
- 2 Pair Boy's Swim Trunks Zero Xposure & Gymboree Size Medium 10/12Opens in a new window or tabPre-Owned$10.99or Best Offer+$7.50 delivery
- Patagonia Kids Baggies Shorts Medium 4" Pockets Swim Trunks Ojai Pixie BlueOpens in a new window or tabPre-Owned$20.00Buy It Now+$5.00 delivery
- Boys 7 - 8 / SMALL ~ Disney Star Wars Swim Bottoms Trunks Swimsuit ~ Baby YodaOpens in a new window or tabPre-Owned$8.95Buy It Now+$5.00 delivery
- New! Boy's Under Armour Logo Rash Guard Swim Shirt and Trunks Size Medium 10/12Opens in a new window or tabBrand New$39.95or Best Offer+$7.95 delivery
- Abercrombie Kids Boys Swim Trunks size 13/14 Shorts Bathing SuitOpens in a new window or tabPre-Owned$12.99or Best Offer+$6.55 delivery
- Boys Swim Trunks Swim Shorts Mesh Lining Shark Elastic Waist Size XL/14Opens in a new window or tabPre-Owned$5.99or Best Offer+$7.00 delivery
- Under Armour Swim Trunks Shorts with Briefs Youth Boys Size 7Opens in a new window or tabPre-Owned$10.32or Best Offer+$5.80 delivery
- Nike Boys Medium Mash-Up Volley Short Swim Trunks Board Shorts All Over Nike DayOpens in a new window or tabPre-Owned$14.99Buy It Now+$5.00 delivery
- ZeroXposur Boys Sharks Island Graphic Swim Trunks with Bonus Goggles Medium 5/6Opens in a new window or tabBrand New$12.55Was: $13.9510% offor Best OfferFree deliveryFree returnsSave up to 15% when you buy moreTop Rated Plus
- SPYDER 2 PIECE QUICK DRY SWIM SUIT, UVP 30+, TRUNKS & LONG SLEEVE BOYS MED 10-12Opens in a new window or tabBrand New$15.94or Best OfferFree delivery
- Abercrombie Kids Boy’s Coral Swim Trunks Size 13/14 NWT Summer Beach VacationOpens in a new window or tabBrand New$15.99or Best Offer+$5.00 delivery
- Southern Lure Boy's Youth Size 7 Printed Swim Trunks Parrots Lilac New With TagOpens in a new window or tabBrand New$17.00Buy It Now+$4.99 delivery
- Ralph Lauren Swim Trunks Shorts Boys Youth POLO Blue Plaid Lined Size 7Opens in a new window or tabPre-Owned$13.75Buy It Now+$5.75 delivery
- NIKE Boy's Teal Blue LOGO Swim Trunks Size: MEDIUM Style: NESSB780 NWT $40Opens in a new window or tabBrand New$26.00or Best OfferFree delivery
- Gymboree Boys Swim Trunks Ocean Waves Geometric Size Small 5/6Opens in a new window or tabPre-Owned$5.99Buy It Now+$6.55 delivery
- New Nike Big Boys Volley Swim Shorts Pick Size & ColorOpens in a new window or tabBrand New$19.95Buy It NowFree delivery
- uv skinz boys 3 Piece UPF 50+ Swim Set Size 7 Blue Or OrangeOpens in a new window or tabBrand New$15.29Was: $16.9910% offBuy It NowFree deliveryBenefits charity
- Nike Youth Boys Blue Cool Design Swim Trunks Board Shorts Size MOpens in a new window or tabPre-Owned$15.00or Best OfferFree delivery
- J.Bailey Bailey Boys Swim Shorts Trunks Seer Sucker Size 7 Drawstring PocketOpens in a new window or tabPre-Owned$11.99Buy It Now+$4.84 delivery
- Speedo Boys Medium Swim Trunks. Black. Pockets. NWTOpens in a new window or tabBrand New$6.35Was: $12.7150% offor Best Offer+$4.84 deliveryFree returnsTop Rated Plus
- Old Navy Boys Swim Trunks Built In Mesh Multicolor Striped Board Shorts Size 5Opens in a new window or tabPre-Owned$6.50or Best Offer+$4.75 delivery
- Speedo Boys Size Small Swim Trunks. Red With Black,Gray,White Design. NWTOpens in a new window or tabBrand New$6.04Was: $12.0850% offor Best Offer+$4.84 deliveryFree returnsTop Rated Plus
- NIKE Boys Shark Stripe 8" Swim Trunks size Medium 137-147 CMOpens in a new window or tabPre-Owned$14.95or Best Offer+$5.50 delivery
- Jurassic Park Dinosaur T-Rex Swim Trunks Hidden Drawstring Purple Green Black MOpens in a new window or tabPre-Owned$7.99or Best Offer+$4.84 delivery
- DISNEY STORE STITCH BOYS YOUTH 5 / 6 SWIM TRUNKS PALM TREESOpens in a new window or tabPre-Owned$19.54Was: $22.9915% offor Best Offer+$6.00 deliveryFree returnsTop Rated Plus
- New! Boy's Under Armour Logo Swim Trunks Size Medium 10/12Opens in a new window or tabBrand New$29.95or Best Offer+$5.95 delivery
- Nike Boys Green Multi Swim Trunks Size Small Elastic Waist Mesh InnerOpens in a new window or tabPre-Owned$19.99or Best Offer+$6.55 delivery
- O'Rageous Heather Stripe Boys Size XL Swim TrunksOpens in a new window or tabBrand New$18.44Was: $20.4910% offor Best Offer+$5.99 deliveryFree returnsExtra 20% off with coupon
- Items Per Page
